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=_ BORING NO.: SB-20 SHEET 2 OF 3 <br /> =W0 iii <br /> M=&W/W1/`® PROJECT: USCan-Welty Road <br /> From Science to Solutions <br /> LOCATION: Vernalis,San Joaquin County,California <br /> COORDINATES: Y 37.6302665577,X -121.287487228 PROJECT NO.: 180965.00.10335.8131.130 <br /> ' SURFACE ELEVATION: NA DATUM: MSL LOGGED BY: Sean Gehlke <br /> a a - r <br /> W W (n CKw o E a a > a 0 z > m GEOLOGIC COMPLETION <br /> °Q z >-o W m DESCRIPTION DETAIL <br /> Zto 0 rn Z U W cn <br /> U <br /> ' 80 SANDY SILT(ML):about 70%F 30%S dark greenish <br /> gray(10Y 4/1);moist;soft;strong hydrocarbon odor. <br /> SB-20- <br /> 27.5' <br /> 16.0 27.5' DP As above; 6 inch zone of separate phase oil (SPO) <br /> 28'FFP present;moist;strong hydrocarbon odor. <br /> 40 SILTY GRAVEL (GM): about 25%F 15%S 60%G; <br /> ' 30 ° very dark greenish gray(10Y 3/1); dry; loose; strong <br /> hydrocarbon odor; gravel clasts up to 1 inch <br /> diameter. <br /> 0 <br /> ' 7.6 DP <br /> 0 <br /> 60 <br /> 35 <br /> 0 <br /> 1.8 DP <br /> ° <br /> 35rd <br /> SILTY SAND(SM):about 35%F 55%S 10%G;brown � 38 feet bgs <br /> (7.5YR 4/2);wet;medium dense;strong hydrocarbon <br /> odor. <br /> 40 66 SB-20- <br /> DP SILTY GRAVEL (GM): about 25%F 15%S 60%G; <br /> 0 <br /> very dark greenish gray(10Y 4/1); dry; loose; strong <br /> 10 hydrocarbon odor; gravel clasts up to 1 inch <br /> diameter. <br /> 0 <br /> o <br /> 5.5 DP SILT (ML): about 85%F 15%S very dark greenish <br /> N 45 gray(10Y 4/1);moist;soft;strong hydrocarbon odor. <br /> 80 <br /> 0 <br /> M <br /> o <br /> Z <br /> Z <br /> Uj <br /> a <br /> 0 78.2 DP <br /> 1 90 <br /> Z 50 <br /> ' M As above; 75%F15%S 10%G; medium stiff; moist; <br /> zU strong hydrocarbon odor. <br /> w 29.6 DP <br /> a <br /> 0 35 <br />